Home / 19,126.28-28,706.27-10,248.89

Finding the Fourth Proportional to 19,126.28, 28,706.27 and 10,248.89

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Solution

The fourth proportional to 19,126.28, 28,706.27 and 10,248.89 is: 15,382.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,126.28 : 28,706.27 = 10,248.89 : x
  2. Step 2: Convert to fraction form
    19,126.28/28,706.27 = 10,248.89/x
  3. Step 3: Cross multiply
    19,126.28x = 28,706.27 × 10,248.89
  4. Step 4: Simplify right side
    19,126.28x = 294,207,208.76
  5. Step 5: Solve for x
    x = 294,207,208.76/19,126.28
  6. Step 6: Final answer
    x = 15,382.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.